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    • 52. 发明专利
    • Synthetic nucleic acid molecule compositions and methods of preparation
    • 合成核酸分子组合物及其制备方法
    • JP2007006910A
    • 2007-01-18
    • JP2006288147
    • 2006-10-23
    • Promega Corpプロメガ・コーポレーション
    • WOOD KEITH VWOOD MONIKA GZHUANG YAOPAGUIO AILEEN
    • C12N15/09C12N1/15C12N1/19C12N1/21C12N5/10C12N9/02C12N15/67
    • C12N9/0069C12N15/67
    • PROBLEM TO BE SOLVED: To provide synthetic nucleic acid molecules having altered codon usage without introduction of inappropriate or unintended transcription regulatory sequence for expression in a particular host cell. SOLUTION: A synthetic nucleic acid molecule is provided which comprises at least 300 nucleotides of a coding region for a polypeptide, has a codon composition differing at more than 25% of the codons from a wild type nucleic acid sequence encoding a polypeptide, and has at least 3-fold fewer transcription regulatory sequences than the average number of sequence which would result if the differing codons were randomly selected, wherein the transcriptional regulatory sequence is selected from the group consisting of transcription factor binding sequences, intron splice sites, poly (A) addition sites and promoter sequences, and wherein the polypeptide encoded by the synthetic nucleic acid molecule has at least 85% of sequence identity to the polypeptide encoded by the wild type nucleic acid sequence. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有改变的密码子使用的合成核酸分子,而不引入用于在特定宿主细胞中表达的不适当或非预期的转录调节序列。 解决方案:提供包含多肽编码区的至少300个核苷酸的合成核酸分子,其密码子组成不同于编码多肽的野生型核酸序列的密码子的25%以上, 并且具有比如果随机选择不同密码子时将导致的平均序列数少至少3倍的转录调节序列,其中转录调控序列选自转录因子结合序列,内含子剪接位点,聚 (A)加成位点和启动子序列,并且其中由合成核酸分子编码的多肽与野生型核酸序列编码的多肽具有至少85%的序列同一性。 版权所有(C)2007,JPO&INPIT
    • 53. 发明专利
    • LUCIFERASE COMPOSITIONS AND METHODS
    • JP2001224398A
    • 2001-08-21
    • JP2000400335
    • 2000-12-28
    • PROMEGA CORP
    • WOOD KEITH V
    • G01N21/76C12N9/02C12Q1/66
    • PROBLEM TO BE SOLVED: To provide an improved method for analyzing photogeneration speed derived from luciferase activity in a beetle luciferase-luciferin reaction and to obtain a composition therefor. SOLUTION: A method, a composition and an assaying kit for assaying samples containing the beetle luciferase or ATP(adenosine triphosphate) by using the beetle luciferase-luciferin reaction are provided. Furthermore, coenzyme A, a conjugation of the beetle luciferase and oxyluciferin which is an excited state of the luciferase-luciferin reaction and a thioester of the coenzyme A and a luciferin [D-(-)-2-(6'-hydroxy-2'-benzothiazolyl)-thiazoline-4-carboxylic acid] are also provided. The figure 4 denotes luminescent curve at the time nothing is added in a normal assay when the CoA is present independently in the assay. The total photogenerated amount of >=15 times can be observed when the CoA, DTT(dithiothreitol) and BSA(bovine serum albumin) are added as compared when nothing is added.
    • 60. 发明公开
    • EP0553234A4 -
    • EP0553234A4 - Google专利
    • EP0553234A4
    • 1995-08-02
    • EP91919421
    • 1991-09-09
    • PROMEGA CORP
    • WOOD KEITH V
    • G01N21/76C12N9/02C12Q1/66
    • C12N9/0069C12Q1/66C12Y113/12007Y10S435/81Y10S435/968Y10S435/975Y10S436/808
    • Methods and compositions are provided for improved kinetics of light production from luciferase activity in beetle luciferase-luciferin reactions. Thus, the invention provides methods, compositions and test kits for assaying samples for the presence of a beetle luciferase or, using a beetle luciferase-luciferin reaction, the presence of ATP. The invention also provides the complex of the coenzyme, Coenzyme A, a beetle luciferase and oxyluciferin in its exited state in the luciferase-luciferin reaction and luciferyl-CoA, the thioester of Coenzyme A and luciferin (D-(-)-2-(6'-hydroxy-2'-benzothiazolyl)-thiazoline-4-carboxylic acid). The figure depicts the luminescence curves in which a combination of CoA, DTT and BSA were present in the assay, CoA alone was present in the assay, and there were no additions to the conventional assay. The combined effect of CoA, DTT and BSA resulted in total light production greater than 15 times that with no additions.
    • 提供了方法和组合物用于改善甲虫荧光素酶 - 荧光素反应中萤光素酶活性的光产生动力学。 因此,本发明提供了用于分析样品中是否存在甲虫荧光素酶的方法,组合物和测试试剂盒,或者使用甲虫荧光素酶 - 荧光素反应来测定ATP的存在。 本发明还提供了在荧光素酶 - 荧光素反应中存在的辅酶,辅酶A,甲虫荧光素酶和羟基荧光素复合物以及荧光素酶-CoA,辅酶A的硫酯和荧光素(D - ( - ) - 2- 6'-羟基-2'-苯并噻唑基) - 噻唑啉-4-羧酸)。 该图描绘了在测定中存在CoA,DTT和BSA的组合的发光曲线,在测定中存在单独的CoA,并且没有添加常规测定。 CoA,DTT和BSA的综合效应导致总产光量大于未添加量的15倍。